Jeskai Cycling: The Jeskai Cycling deck already has a lot of the best cycling cards and cycling payoffs, but a few big additions can be made, especially Decree of Silence and Decree of Annihilation (if you are feeling especially mean), which are the most powerful cards in all of Magic that you can cycle for free with Gavi, Nest Warden
Freejam Regent : Creature (Dragon), casting cost of four generic and two red mana, 4/4
Best Cheap Card Draw for Commander (Budget EDH) The best cheap card draw spells for Commander under $2
And with a lot of expensive cards in the deck, like Diluvian PrimordialDiluvian Primordial, Thieving AmalgamThieving Amalgam, and Sage of the BeyondSage of the Beyond, theyre likely to just sit in your hand while you spend your mana on the cool things your opponents brought
Whenever a Rat dies, put a +1/+1 counter on each Cat you control